GB Standard Hot Rolled Steel I Beams Q235, Q345

GB Standard Hot Rolled Steel I Beams Q235, Q345 System 1

GB Standard Hot Rolled Steel I Beams Q235, Q345

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 200000 m.t./month

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Specifications of GB Standard Hot Rolled Steel I Beams Q235, Q345

Standard: ASTM A36, EN10025, JIS, GB, etc.

Grade:S275, S355, SS400, Q235B, A36, Q345, etc

Sizes: 80MM-270MM

Applications of GB Standard Hot Rolled Steel I Beams Q235, Q345

Hot Rolled Steel I Beam is widely used in various building structures and engineering structures such as roof beams, bridges, transmission towers, hoisting machinery and transport machinery, ships, industrial furnaces, reaction tower, container frame and warehouse etc.

Package & Delivery Terms of GB Standard Hot Rolled Steel I Beams Q235, Q345

1. Package: All the hot rolled steel I beam will be tired by wire rod in bundles

2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load

3. Marks:

Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.

Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.

If loading by container the marking is not needed, but we will prepare it as customer request.

4. Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.

5. Shipment: In containers or in bulk cargo

Hot Rolled Steel I Beam

6. Delivery time: All the hot rolled steel I Beam will be at the port of the shipment within 45 days after receiving the L/C at sight ot the advance pyment by T/T

7. Payment: L/C at sight; 30% advance payment before production, 70% before shipment by T/T, etc.

Production flow of GB Standard Hot Rolled Steel I Beams Q235, Q345

Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation

Q: How do steel I-beams perform in earthquake-prone areas?: Steel I-beams are a commonly used structural element in earthquake-prone areas due to their exceptional performance during seismic events. The inherent properties of steel, such as high strength and ductility, make I-beams capable of withstanding the forces and vibrations generated during an earthquake. One of the key advantages of steel I-beams is their ability to absorb and dissipate seismic energy. During an earthquake, the I-beams flex and deform, absorbing the energy produced by ground shaking. This flexibility helps to minimize damage to the overall structure and reduces the risk of collapse. Moreover, steel I-beams are known for their excellent load-carrying capacity. They have a high strength-to-weight ratio, meaning they can support heavy loads without being excessively bulky or heavy themselves. This makes them particularly suitable for earthquake-prone areas where structures need to withstand both static and dynamic loads. In addition, steel I-beams can be designed to have a high level of ductility, which is the ability to deform without fracturing. This ductility is crucial during earthquakes as it allows the I-beams to absorb seismic energy through plastic deformation rather than brittle failure. The ability to undergo controlled deformation helps to prevent sudden structural collapse and provides occupants with valuable time to evacuate the building safely. Furthermore, steel I-beams are often used in conjunction with other seismic design measures, such as bracing systems and base isolation techniques. These additional measures further enhance the performance of steel structures in earthquake-prone areas by dissipating and redirecting the seismic forces away from the structure. Overall, steel I-beams have proven to be highly effective in earthquake-prone areas due to their strength, flexibility, and ductility. Their ability to absorb and dissipate seismic energy, coupled with their load-carrying capacity, make them a reliable choice for ensuring the safety and resilience of structures during earthquakes.

Q: What are the common types of connections used with steel I-beams?: The common types of connections used with steel I-beams include welded connections, bolted connections, and riveted connections.

Q: Can steel I-beams be used for railway or bridge construction?: Yes, steel I-beams can be used for railway or bridge construction. They are commonly used due to their high strength-to-weight ratio, durability, and ability to withstand heavy loads. Steel I-beams provide structural support and stability, making them suitable for such infrastructure projects.

Q: Can Steel I-Beams be used for educational institutions like schools or universities?: Yes, steel I-beams can be used for educational institutions like schools or universities. Steel I-beams are commonly used in construction due to their strength, durability, and versatility. They provide excellent structural support, making them suitable for constructing large and open spaces such as classrooms, auditoriums, gymnasiums, and libraries. Steel I-beams can withstand heavy loads and provide stability, ensuring the safety of the building and its occupants. Additionally, steel is a sustainable material, with a high recycling rate, making it an environmentally friendly choice for educational institutions concerned about sustainability. Overall, steel I-beams are a reliable and practical option for constructing educational buildings.

Q: Can steel I-beams be recycled?: Yes, steel I-beams can be recycled. Steel is a highly recyclable material, and I-beams are no exception. Recycling steel I-beams involves melting them down to their liquid form, which can then be used to make new steel products. This process saves energy and resources compared to producing steel from raw materials. Additionally, steel recycling helps reduce waste and minimizes the environmental impact of steel production.

Q: Are Steel I-Beams susceptible to termite damage?: Steel I-beams are not vulnerable to termite damage at all. Termites have a preference for wood and cellulose-based materials, showing no inclination to consume steel. Consequently, steel I-beams offer a steadfast and long-lasting structural solution, completely unaffected by termite infestations.

Q: How do you calculate the shear deflection in a steel I-beam?: In order to determine the shear deflection in a steel I-beam, it is necessary to take into account both the properties of the beam and the applied load. The shear deflection is a measure of the deformation or displacement that occurs perpendicular to the applied shear force. To calculate the shear deflection in a steel I-beam, the following step-by-step process can be followed: 1. Identify the properties of the steel I-beam: This includes knowing the moment of inertia (I), the cross-sectional area (A), the length (L), and the modulus of elasticity (E) of the steel. 2. Determine the magnitude of the applied shear force: This refers to the external force exerted on the beam that leads to its deformation. Typically denoted as V. 3. Compute the shear stress: The shear stress (τ) can be obtained by dividing the applied shear force by the cross-sectional area of the beam (τ = V / A). 4. Calculate the shear strain: The shear strain (γ) signifies the beam's deformation caused by the applied shear force. It can be computed by dividing the shear stress by the steel's modulus of elasticity (γ = τ / E). 5. Determine the shear deflection: The shear deflection (δ) corresponds to the beam's displacement perpendicular to the applied shear force. It can be calculated using the formula: δ = (V × L^3) / (3 × E × I). In this formula, V represents the applied shear force, L stands for the beam's length, E represents the steel's modulus of elasticity, and I represents the moment of inertia of the beam. By following these steps and utilizing the appropriate formulas, the shear deflection in a steel I-beam can be determined. It is important to note that these calculations assume certain simplifications, such as the beam being homogeneous and exhibiting linear elastic behavior. For more precise results, employing advanced finite element analysis software or consulting an engineer may be necessary.

Q: How are steel I-beams protected against rust and corrosion during storage?: Steel I-beams are typically protected against rust and corrosion during storage through a variety of methods. One common method is the application of a protective coating, such as paint or galvanizing. The coating acts as a barrier between the steel and the surrounding environment, preventing moisture and oxygen from coming into direct contact with the metal surface. This barrier effectively inhibits the formation of rust and corrosion. In the case of paint, a layer of primer is usually applied first to enhance adhesion and corrosion resistance. This is followed by one or more layers of paint that provide additional protection. The type and quality of paint used will depend on various factors, including the intended duration of storage and the expected environmental conditions. Galvanizing is another widely used method for protecting steel I-beams against rust and corrosion. In this process, the steel is coated with a layer of zinc through hot-dip galvanizing or electroplating. Zinc acts as a sacrificial anode, meaning it corrodes before the steel does. This sacrificial corrosion process effectively protects the steel from rust and corrosion. In addition to protective coatings, steel I-beams may also be stored in controlled environments with reduced humidity levels or in specially designed storage facilities that minimize exposure to moisture and corrosive elements. Regular inspections and maintenance are crucial to identify and address any signs of rust or corrosion that may occur despite these preventive measures. Overall, a combination of protective coatings, controlled environments, and proper maintenance practices ensures that steel I-beams remain rust and corrosion-free during storage.

Q: Are steel I-beams resistant to UV radiation?: No, steel I-beams are not inherently resistant to UV radiation.

Q: What are the typical connection methods for steel I-beams?: The typical connection methods for steel I-beams depend on the specific application and the load-bearing requirements. However, some common connection methods include welding, bolting, and using steel plates or brackets. Welding is one of the most common and efficient methods for connecting steel I-beams. It involves melting the surfaces of the beams and fusing them together to create a strong and permanent bond. Welded connections provide excellent structural integrity and are often used in heavy-duty applications. Bolting is another widely used connection method for steel I-beams. It involves using bolts, nuts, and washers to secure the beams together. Bolting offers flexibility as it allows for disassembly and reassembly if needed. It is commonly used in construction projects where adjustments or modifications might be required in the future. Steel plates or brackets are often used to connect steel I-beams when additional strength or reinforcement is needed. These plates or brackets are usually bolted or welded to the beams to provide extra support. They can be used to strengthen connections at the ends of beams or to connect beams at different angles. It is important to note that the choice of connection method depends on various factors such as the load requirements, the structural design, and the specific project specifications. Consulting with a structural engineer or following industry standards and guidelines is crucial in determining the appropriate connection method for steel I-beams in a particular application.

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